baber/WOPTO huggingface dataset:
Patent GB-437990-A (GB)
Title: Improvements in and connected with water heaters
IPC: F24H1/18
Filed: 1934-09-11
Abstract: 437,990. Heating water. HOUNSFIELD, L. H., 81, Morland Road, Croydon. Sept. 11, 1934, No. 26056. [Class 64 (i)] Water is delivered into a hot water storage and heating tank 1 at a slow rate, e.g. one pint per minute, through small hole 21 at a point remote from the heater, e.g. near the supply cistern 26 so as to prevent furring, and the water enters the tank by a tube 12 surrounding a thermostat 9 controlling the gas or electric heating so that water is heated as it enters. Water is withdrawn at a normal rate by a tap 14, which may be mounted with the thermostat 9 and gas and water supply pipes 10, 13 on a detachable plate 25 covering a hand-hole near the bottom of the boiler. A coil of wire 29 is soldered to the bottom of the tank to increase the heating surface. The tap is placed above the thermostat so that the latter is always submerged, and the burner 11 is placed well below the bottom of the tank within a lower extension of the tank casing. The water supply may be controlled by a ball cock, and an air vent tube 23 leads from the tank to above the supply cistern 26. A filter 20 is provided adjacent the small hole 21. Specification 438,006 is referred to.
Patent GB-714902-A (GB)
Title: Improvements in and relating to a device for truing the grinding wheel of a thread grinding machine
IPC: B24B53/08
Filed: 1952-10-17
Abstract: 714,902. Trueing grinding wheels. SOC. GENEVOISE D'INSTRUMENTS DE PHYSIQUE. Oct. 17, 1952 [Nov. 10, 1951], No. 26138/52. Class 60 The grinding wheel 33, Fig. 4, of a screw-thread grinding machine is trued by 'a tool 15 which reciprocates parallel to the wheel axis and in each direction of traverse, trues those flanks of the wheel profile which recede with respect to its. direction of movement, the tool being withdrawn by a spring 18, Fig. 1, between successive parallel flanks. The tool is mounted in a bearing 17 rigid with a casing 34 secured by a bolt 35 to the machine table 2 which is reciprocated parallel to the wheel axis by a lead screw driven from an electric motor controlled by a reversing switch operated by stops adjustably attached to the machine frame. Reciprocation of the tool in its bearing 17 is effected by two cams 12, 13 keyed to a sleeve 20 slidably mounted on a spindle 22 rotated by helically-toothed gears 8, 11 from the headstock driving, plate 4 which is driven through change gears from the lead screw. Each time the latter is reversed to change the direction of travel of the table 2 the axial thrust on the sleeve 20 due to the helical shape of the teeth on the gears 8, 11 is also reversed so that the sleeve slides on the spindle 22 to bring the appropriate cam 12 or 13 into operative relation with the tool 15. A bearing 22a and the casing 34 act as end stops for the sleeve 20. The cam profiles are designed according to the profile required on the wheel 33 and to enable the tool to be transferred smoothly from one to the other.
Patent GB-884015-A (GB)
Title: Improvements in vapour generators
Inventor: EVANS RICHARD HENRY
IPC: F22B29/06
Filed: 1959-07-30
Abstract: 884,015. Forced flow steam boilers; superheaters. BABCOCK & WILCOX Ltd. July 28, 1960 [July 30, 1959], No. 26226/59. Classes 123(2) and 123(3) In a forced-flow tubulous boiler having a furnace chamber or gas pass lined with horizontal tube sections extending one above the other each section, comprising, e.g. tube sets 2, 4, has externally heated input and output groups of working medium connector tubes such as 1A-1F and 3A-3F which extend upwardly and downwardly respectively for connection to the corresponding tubes 2A, 2F and 4A, 4F of the sets 2, 4. A connector 6, welded to the groups of connector tubes and having a central blow-down access aperture 5, is tied by plates 7, 8 respectively to the cranked portions 9, 10 of the connector tube groups 1A-1F and 3A-3F, the adjacent ends of the tube sets being shaped to screen the connector 6 from the furnace chamber or gas pass and define an aperture 11 in the furnace wall axially aligned with the passage 5. The vertical limbs such as 1F<SP>1</SP>, 3F<SP>1</SP> of the connectors, Fig. 1, may be bent to follow the sloping sides of the connector. The connector tube groups are enclosed by a casing 13 which is connected to a skin casing 14 for the wall tubes by flexible sealing strips 15 and has a centrally apertured closure plate 18 secured to its outer face and to the connector 6, the casing 13, 14 being covered with a layer of heat insulating material 20. In a modification, Fig. 3, upwardly extending groups 31, 32 of connector tubes for sections 33, 34 are connected to downwardly extending connector groups 35, 36 for sections 37, 38 by tension plates 41, 42 which extend past the tube lengths 40 of an intermediate section and embrace respective tubes 43, 44 which carry aperture defining plates 45, 46 at their inner ends and are welded to the tension plates 41, 42 and to the enclosing casing. An access aperture need only be provided at one location in which case the tube lengths at the location are contiguously arranged at their extremities. Specifications 870,735 and 877,116 are referred to.
Patent GB-839049-A (GB)
Title: Improvements in and relating to closet pan seats
Inventor: FAIR GEORGE ERNEST DUDLEY
IPC: A47K13/26
Filed: 1957-08-20
Abstract: 839,049. Hinges and pivots. KINGSLAND CO. (PLASTICS) Ltd. July 3, 1958 [Aug. 20, 1957], No. 26229/57. Class 65(2) Axial movement of the hinge rod 3 of a closet seat in its supporting pillars 6 is prevented by bolts 9 which apply a pressure to the hinge rod when they are screwed into the pillars and also serve to secure the pillars to the closet pan. The seat (not shown) is located axially on the hinge rod by abutting sleeves 5 of deformable plastic material, e.g. polyvinyl chloride, mounted on each end of the rod and anchored by the bolts 9, or by collars fixed on the rod. The parts 3, 6 and 9 may be made of ferrous or non- ferrous metals or of plastic material.
Patent GB-284013-A (GB)
Title: Improvements connected with ploughs for use with belt or band conveyors
IPC: B65G45/14
Filed: 1926-10-21
Abstract: 284,013. Lyon, G. F. Oct. 21, 1926. Discharging de vices for endless belt conveyers.- Material is removed from the conveyer 3 by an endless band, belt, or chain 4 disposed on its edge in close proximity to the conveyer and passing round pulleys 5, 6, one of which is driven from the shaft 7 of the terminal. pulley 8 of the conveyer, or from one of the intermediate idle rollers. The band 4 may be provided with brushes, scrapers, &c.
Patent GB-1164062-A (GB)
Title: Hyraulic Fluids
IPC: F42B30/04
Filed: 1967-06-08
Abstract: 1,164,062. Hydraulic fluids. UNION CARBIDE CORP. 8 June, 1967 [22 June, 1966], No. 26412/67. Heading C5F. [Also in Division C3] An hydraulic fluid comprises, preferably in the stated weight percentages: (a) a mixed polyoxyethylene-polyoxypropylene copolymer, 10-30%; (b) a monoalkyl ether of triethylene glycol, 40-70%; (c) a monoalkyl ether of diethylene glycol, 10-30%; (d) an antioxidant, 0À5 to 1À5%; (e) sorbitan mono-oleate, 0À5- 2%; (f) a dialkylamine, 0À3-1%; and (g) an alkali metal nitrite 0À05-0À3%. The copolymers, which can have molecular weights of 300-15,000, can be made by reacting a mixture of ethylene oxide and propylene oxide using as a starter, water or a monohydric or dihydric alcohol; they normally contain 50- 75% (by weight) of oxypropylene groups and 25-50% of oxyethylene groups. The monoalkyl ethers of di- and triethylene glycols exemplified are the methyl, ethyl, propyl and butyl ethers. Suitable antioxidants are phenyl α- and #-naphthylamines, t-butyl p-cresol, and a polymerized trimethyl dihydroquinoline. Suitable dialkylamines are dipropylamine, dibutylamine, dipentylamine, and dihexylamine.
Patent GB-360106-A (GB)
Title: Improved process and apparatus for the removal of dust from coal
IPC: B07B4/02
Filed: 1930-09-05
Abstract: 360,106. Sifting-apparatus. SIMONCARVES, Ltd., Cheadle Heath, Stockport, and ADAMS, V. H., Tygwyn, Mellor, Derbyshire. Sept. 5, 1930, No. 26504. [Class 117.] For removing fine dust from coal an inclined sieve is disposed beneath a conveyer or like means for lowering the coal gently and beneath the sieve a current of air is moved in a direction substantially parallel thereto. The coal to be cleaned is supplied from a hopper 8 and passed through a weighted flap 9 on to an inclined transverse distributing belt 10, the coal being carried across the upper end of the sieve 1 down which it passes slowly under the retarding action of a push-plate endless conveyer 12. The fine coal and dust fall through the screen 1 and air from the fan 5 carries the dust away at 7 whilst the small coal falls on to the plate 3 and unites with the cleaned coal at the delivery 13. In a modified arrangement the plate type conveyer is replaced by a linked chain forming an endless band. In another form the feed from the hopper passes directly to the chain conveyer beneath the upper section of which there is placed a spreader plate for delivering over the full width of the screen and for doing so uniformly. The dust carried away may be removed by settling and the air returned for use in a closed cycle.
Patent GB-1068846-A (GB)
Title: A machine tool having a device for transferring a pressure medium between two machine parts rotatable in relationship to one another
IPC: B23B31/32
Filed: 1964-06-26
Abstract: 1,068,846. Chucks. ULVSUNDA VERKSTADER A.B. June 26, 1964 [June 27, 1963], No. 26510/64. Heading B3B. A machine tool comprises means for transferring a pressure medium between two relatively rotatable parts 10, 22, internal passages in one part extending on a surface of revolution for a limited distance to form a pressure chamber 32, and confronting co-operating passages 26 on the other part 22 spaced around a surface of revolution. The pressure is used to operate a chuck 14, 16, 18, 20, on to the lower part 14 of which is shrunk the ring 22. The chamber 32 is formed in the stationary support 10 and, at all times, communicates with at least one of the passages 26. A workpiece 64, which is to be ground internally, abuts a sealing disc 68 on an ejector 70 and is gripped by spaced jaws 40, 41 on a double diaphragm device 42. When compressed air is directed to a passage 34, it passes via passages 26, 36, 38, 48 and 56 to flex the diaphragms 44, 46 towards each other, thereby causing the jaws 40, 41 to be released from clamping engagement with the workpiece.
Patent GB-158321-A (GB)
Title: Improvements in discharging hoppers, wagons, hoist boxes and the like
IPC: B65D90/62
Filed: 1919-10-29
Abstract: 158,321. White, J. W., and Valberg, C. O. Oct. 29, 1919. Hopper wagons.-Skips, hoppers, wagons, and the like, of the type having a pair of hinged doors linked to opposite arms of a pivoted operating lever, which can be locked by a second lever, are provided with' special locking-means for the operating-lever. As shown applied to a skip, the doors 4 are connected at each end by links 6, 7 to the opposite arms of levers 8. The invention consists in providing locking-levers 12, working in a plane at right angles to the planes of the levers 8, and operating in conjunction with cam surfaces 11 and locking notches 10 on the levers 8. The raising of the weight 15 by contact with a ramp or the like, withdraws both latches from the notches in the levers 8 and allows the cam surfaces to rctate to open or to close the doors. Release of the weight allows the latches to engage the cam surfaces so as to engage the notches automatically when the doors reach the closed position.
Patent GB-429723-A (GB)
Title: Improvements in or relating to supports for instruments
IPC: B64D45/00
Filed: 1934-09-15
Abstract: 429,723. Resilient mountings. ASKANIA WERKE AKT.-GES., VORM. CENTRALWERKSTATT DESSAU UND C. BAMBERGFRIEDENAU, 87, Kaiserallee, Friedenau, Berlin. Sept. 15, 1934, No. 26577. Convention date, Sept. 18, 1933. [Class 108 (iii)] [See also Groups XIX and XX] A resilient support for instruments, such as aircraft, &c., compasses, and variometers, comprises an outer annular member adapted to be secured directly to the dashboard &c., and an inner annular member adapted directly to receive the instrument, the annular members being connected, in order to damp oscillations, by resilient members or sets of members extending substantially tangentially to the inner annular member. As shown a compass housing 1 having a glass dome 2 has a cylindrical extension 3 supported by a clamping- ring 4, to which the inner annular conical member 10 is screwed. The outer annular conical member 7 carries a supporting bracket 6 and is secured to the member 10 by rubber cords 11, 12 passing alternately through two apertures in each member. Gaps 8 in the annular members provide accessibility to a graduated ring 9 for adjusting the compass. A greater degree of damping may be obtained by the provision of a layer 15 of sponge rubber between the annular members.
Patent GB-290646-A (GB)
Title: Improvements in means for controlling motor vehicles
Filed: 1927-10-07
Abstract: 290,646. Aktiebolaget Spontan. May 19, 1927, [Convention date]. Controlling different functions by same lever; interlocking and guarding against wrong movement.-The hand brake, a second brake, and the member for controlling the engine speed are so interconnected that when the hand brake is applied the speed of the engine is decreased, after which further application of the hand brake causes the second brake to be applied also. In the construction shown the hand-brake lever a, in addition to being connected to the brake linkage c, is connected by a rod k to a wedge l which, when the brake is applied acts on an arm connected to the throttle g and so closes the latter. The upward movement of this arm raises a pedal lever e which, after the throttle has closed, applies the foot brake. The throttle is normally controlled by depression of the pedal e as described in Specification 286,241. The invention may be used in conjunction with the automatic changespeed gears described in Specifications 259,975; and 276,853, [Class 80 (iii), Linkwork &c.], in which the drive depends on the engine speed.
Patent GB-336368-A (GB)
Title: Improvements in or relating to submarine acoustic apparatus
IPC: G01S1/72
Filed: 1929-09-02
Abstract: 336,368. Submarine Signal Co., (Assignees of Beers, R. F.). Oct. 27, 1929, [Convention date]. Subaqueous sound signalling-apparatus. - An acoustic signalling apparatus, for use under water, comprises a water resonator 2 which is free from air, carried by a member 17 in a tank 16 secured to the skin 1 of a ship. The resonator has a plug 29 closing a hole 27 through which the resonator chamber 3 is filled and through which air is expelled by boiling the water or tapping the sides- In addition, the internal surface may be coated with enamel or cement 28. The resonator has an orifice 14 connecting it to the tank, and an opening 12 in which a diaphragm 9 carrying a hydrophone 10 is mounted. The hydrophone is located in an air-tight chamber 5 and is connected to a cable 11 through a cable-head 13. In an alternative construction, Fig. 1 (not shown), the resonator is extended to form a water chamber abutting on to the skin of the ship and communicating with the resonator chamber by an orifice. In a further construction, the resonator is fixed to the skin of the ship and has an orifice communicating directly with the outside surface of the ship which is formed with a thin shell forming a dead water space adjacent the orifice. Specifications 144,799 and 151,662 are referred to.
Patent GB-673877-A (GB)
Title: Diamido-thiophosphates and parasiticidal compositions comprising same
IPC: C07F9/24
Filed: 1949-10-18
Abstract: The invention comprises compounds of the formula <FORM:0673877/IV (b)/1> wherein X is chlorine or bromine, R1 represents an alkyl radical, each of R2, R3, R4 may be hydrogen, alkyl, aralkyl or cycloalkyl and n is an integer from 3 to 5. These compounds may be made by reacting equimolecular proportions of the polyhalophenol and thiophosphoryl chloride to give the O-polyhalophenyl-dichlorothiophosphate which may be reacted with (1) at least 4 mols. of the appropriate amine, or (3) successively with 2 mols. each of an amine and ammonia.  Alternatively the polyhalophenol may be reacted with a compound <FORM:0673877/IV (b)/2> p  (obtained from the appropriate amine and thiophosphoryl trichloride PSCl3) followed by reaction of the product with the appropriate alkyl, aralkyl, or cycloalkyl amine or ammonia. In examples: (1) O - 2,4,5 - trichlorophenyl N,N,N1,N1 - tetramethyldiamidothiophosphate is prepared by reacting 2,4,5-trichlorophenol and thiophosphoryl chloride and treating the product with diethylamine; (4) O-2,4,5-trichlorophenyl N,N,N1 - triethylamidothiophosphate is obtained by reacting 2,4,5-trichlorophenol with N-ethyl dichlorothiophosphoramide and reacting the product with dimethylamine; (7) O - 2,4,5 - trichlorophenyl N - n - butyl-diamidothiophosphate is prepared by reacting 2,4,5-trichlorophenol with N-n-butyl-dichlorothiophosphoramide and reacting the product with liquid ammonia; (9) O-2,4,6-trichlorophenyl N - cyclohexyl - N1 - ethyldiamidothiophosphate is prepared by reacting the sodium derivative of 2,4,6-trichlorophenol with N-ethyldichlorothiophosphoramide and reacting the product with cyclohexylamine.  Similarly to (1) are prepared compounds of the first general formula in which X=Cl, n=3 or 5, and the radicals R1, R2, R3, R4 are hydrogen o n-propyl, ethyl, n-dodecyl, n-butyl, isopropyl, or sec.-butyl radicals. Similarly to (4) are prepared compounds of the general formula in which R1, R2 are methyl or n-butyl radicals and R3, R4 are ethyl or hydrogen.  Similarly to (7) are obtained products in which R1, R2 are hydrogen or ethyl or n-dodecyl radicals.  Similarly to (9) are produced compounds in which R1, R2, R3, R4 are radicals selected from hydrogen and methyl, ethyl, n-propyl, cyclohexyl, dodecyl, n-butyl, isopropyl or benzyl radicals. Other suitable halophenols are pentabromophenol, 2,4,6-tribromophenol, 2,4,5-tribromophenol, 2,4-dichloro-6-bromophenol.  Various compositions of the products for use in controlling insect, mite and fungal organisms are described (see Group VI).
Patent GB-618973-A (GB)
Title: Improvement in electro-mechanical transducer
IPC: H04R23/00
Filed: 1946-09-06
Abstract: 618,973. Gramophone pick-ups. BENDIX AVIATION CORPORATION. Sept. 6, 1946, No. 26795. Convention date, Sept. 10, 1945. [Class 40 (ii)] [Also in Groups XXXIX and XL (a)] An electromechanical transducer of the thermionic valve type is characterised by a flexible wall supporting a movable electrode, the compliance of the wall in one plane being greater than in any other plane. As shown, a gramophone pick-up comprises a thermionic valve in which the stylus moves the grid to vary the current through the valve. The valve has four pins, two for supplying alternating current to the heating filament, one for connecting earth to the cathode and one for connecting a positive potential to the anode. The screen grid 30 is carried by a post rigidly connected to a thin diaphragm 28 and connected to the stylus 37 engaging the record. The diaphragm may be corrugated to increase the compliance laterally. To reduce vibration pick-up, the vertical compliance may be increased by mounting the stylus on a horizontal leaf spring 58, Fig. 7, or (Fig. 8, not shown) on a U-shaped leaf spring.
Patent GB-173059-A (GB)
Title: Improvements in and relating to acetylene generators
IPC: C10H9/00
Filed: 1920-09-20
Abstract: 173,059. Grant, R. E., and Ashdown, A. V. Sept. 20, 1920. Liquid raised up to solid.-In a diving-bell type of acetylene-generator the water is supplied to the carbide by means of one or more wicks 14 or like devices adapted to feed water by capillary action, enclosed in perforated tubes 13. As with other generators of this type the carbide is enclosed in a separate container 11 inserted into the lower end of the bell 4, generation being contiolled simply by the manipulation of a tap 8 constituting the gas outlet, and surplus gas being accommodated in a compartment below the supporting partition 15 for the carbide. In the construction shown, the carbide container 11 is held' in position by springs 12, and is withdrawn by means of a handle 17 which also serves to secure the wick-tube in position; the bell 4 is secured to a cover 5 held in position by wing nuts 10, the lower edge of the resting on a rubber ring 12 enclosed by a guide 23. Apertures 24 in the lower part of the bell provide a restricted passage for water.
Patent GB-769922-A (GB)
Title: Improvements in or relating to railway-track wheel-operated impulse transmitters
Inventor: MILLER MAX
IPC: B61L1/16
Filed: 1954-09-15
Abstract: 769,922. Wheel-operated magnetic devices for railway signalling. SIEMENS & HALSKE AKT.-GES. Sept. 15, 1954, No. 26815/54. Class 105. In an impulse transmitter of the kind connected to a track rail of a railway and having a main magnet system associated with a receiver such as a polarized armature or choke responsive to the magnetic flux variations of the system when a wheel of a train passes by, in order to reduce the adverse effect of vibration on the magnetic flux diversion as a train-wheel passes, the main magnet is rigidly connected to the rail and the receiver is connected to the main magnet and rail by elastically yielding securing elements. As shown, the main magnet system 1, Fig. 2, which comprises a soft iron yoke 1a, Fig. 3, and two magnet steels 1b, 1c arranged lengthwise of the rail (not shown), is securely housed in a housing 17 which securely fixes it to the rail 13 and the polarized armature 4 is located in a gap 10 between two polepieces 3, 5 securely housed in a housing 14 of non-magnetic material together with a compensating magnet system 8, 9, the housings 14, 17 having projections 23, 24, Fig. 4, connected together by the yielding elements 15, 16. Such an element comprises a rubber buffer 18, Fig. 4, vulcanized to metal discs 19, 20, having axial pins 21, 22 engaging through apertures in the extensions 23, 24 and retained by screwed-on nuts 25, 26. In another form the buffer 18 is held between the extensions 23, 24 by a pin passed through all three with clearance in at least one extension so that the housing parts may be obliquely positioned in relation to each other during vibration, a nut screwed on the end of the pin compressing a helicoidal spring disposed between the nut and adjacent housing extension so as to compress the buffer. A mechanical, e.g. a spring, compensating device may be used in place of the compensating magnets 8, 9.
Patent GB-882681-A (GB)
Title: Improvements in or relating to chucks
Inventor: COOPER ROY
IPC: B23B31/107
Filed: 1958-08-21
Abstract: 882,681. Chucks. COOPER BROS. (STOCKPORT) Ltd. Aug. 19, 1959 [Aug. 21, 1958], No. 26848/58. Class 83 (3). A socket for use with a quick-change drillchuck 11 comprises a sleeve 12 axially secured to, and rotatable with, the chuck, by balls 14 engaging short annular or chordal grooves 13 in the sleeve. Coaxial with the sleeve 12 is a split-collet 19, actuated by a nut 23, screwed to the sleeve. In a modification, the grooves are replaced by a continuous groove around the periphery of the sleeve, and the sleeve is rotated by a pin in the chuck which engages a slot in the inner end of the sleeve 12. In a further modification, the collet is double-ended, and the bore of the sleeve is tapered to suit one of the tapers on the collet. To facilitate removal of the socket during rotation of the chuck, the nut has its sharp comers removed, and a ring may be rotatably secured thereon.